-40.97% is the change from 808 to 477
Calculation steps:
[( 477 - 808 ) ÷ 808] x 100 = -40.97%
Formula
Percentage change = [(477 - 808) / 808] x 100
Subtract the new number by the original number
477 - 808 = -331
-331 ÷ 808 = -0.40965346534653463
-0.40965346534653463 x 100 = -40.97%